POTASSIUM is an important electrolyte mineral needed for a healthy heart and nervous system. Genestra's Potassium provides 250 mg to enhanced digestion and absorption in the body, potassium and sodium work together to regulate fluid balance, heart rhythm, proper function of muscles and nervous system. Some studies show potassium may be helpful in lowering blood pressure. Kidney disorders, diarrhea, tobacco, caffeine and others increase the requirement for potassium in the body.